<https://dronelife.com/2020/08/21/ambulance-drones-ehang-joins-ambular/>
<http://schema.org/datePublished>
"2020-08-21T17:36:44+00:00"^^<http://schema.org/Date>
<https://dronelife.com/2020/08/21/ambulance-drones-ehang-joins-ambular/>